- Charles Dickens. David Copperfield. New York, NY: Penguin, 2004.
-
Collins, Philip. "Charles Dickens". Encyclopedia Britannica, 5 Jun. 2023, https://www.britannica.com/biography/Charles-Dickens-British-novelist. Accessed 17 July 2023.
- Laura Santhanam. "What Purdue Pharma’s settlement with Oklahoma means for the opioid crisis." PBS. Mar 26, 2019. Jul. 17, 2023. <https://www.pbs.org/newshour/health/what-purdue-pharmas-settlement-with-oklahoma-means-for-the-opioid-crisis>.
- "Understanding the Opioid Overdose Epidemic." CDC. Jul. 17, 2023. <https://www.cdc.gov/opioids/basics/epidemic.html#:~:text=The%20number%20of%20drug%20overdose,death%20rates%20increased%20by%2038%25.>.
- "The Opioid Epidemic in the United States." SHADAC. Jul. 17, 2023. <https://www.shadac.org/opioid-epidemic-united-states>.